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TOA PC-648R Ceiling Speaker

The TOA PC-648R Ceiling Speaker is designed for ceiling installations and features the following specifications: - **Rated Input:** - 6 W (100 V line) - 3 W (70 V line) - **Rated Impedance:** - 100 V line: - 6 W: 1.7 kΩ - 3 W: 3.3 kΩ - 1 W: 10 kΩ - 70 V line: - 3 W: 1.7 kΩ - 1.5 W: 3.3 kΩ - 0.5 W: 10 kΩ - **Sensitivity:** 90 dB (1 W, 1 m) (500 Hz – 5 kHz, pink noise) - **Frequency Response:** 100 Hz – 18 kHz (peak -20 dB) - **Speaker Component:** 12 cm (5″) cone-type - **Dimensions for Fixing Hole:** - Mounting hole: φ145±5 mm (φ5.71″±0.2″) - Ceiling thickness: 5 – 25 mm (0.2″ – 0.98″) - **Speaker Mounting Method:** Spring clamp - **Finish:** - Baffle: Polypropylene resin, white (RAL 9016 equivalent) - Grille: Surface-treated steel plate net, white (RAL 9016 equivalent), paint - **Dimensions:** φ168 × 77 (D) mm (φ6.61″ × 3.03″) - **Weight:** 470 g (1.04 lb) - **Accessory:** Paper pattern rewrite This speaker is suitable for various ceiling installations and offers flexibility in terms of input options and impedance matching. Its sensitivity and frequency response make it suitable for clear and balanced audio reproduction.

TOA PC-648R Ceiling Speaker

Certainly, here's a rewritten list: - **Rated Input:** 15 W (100 V, 70 V line) - **70 V Line Impedance:** - 330 Ω (15 W) - 670 Ω (7.5 W) - 1 kΩ (5 W) - 2 kΩ (2.5 W) - 3.3 kΩ (1.5 W) - **Sensitivity:** 96 dB (1 W, 1 m) (500 Hz – 5 kHz, pink noise)